Features： 1、What Will You Get: This conversion kit includes 1 motor, 1 controller, 1 chainring, 1 freewheel, 1 connection head, 1 146 links chain and 1 finger throttle and 2 accessories. 2、Versatile Compatibility: This modification kit is suitable for converting electric scooters, electric bikes, mechanical equipment, mini electric motorcycles, micro racing cars, tricycles, and even lawn mowers and other machines. 3、Durable and Noiseless with Aluminum Construction: The motor's aluminum body is heat resistant, naturally cooled, and designed for low noise operation, making it a reliable choice for your electric bike conversion. 4、Enhanced Performance: Powerful high speed brushed motor, rated speed 2750RPM, 17A current. The use of the components ensures optimal efficiency and a longer lifespan. 5、Great for DIY: This kit is for individuals who want to create their own customized electric vehicles. Whether you're a DIY enthusiast or an electric vehicle enthusiast, this motor provides an choice for your customization projects. Specification： Item Type: Motor Controller Kit Material: Aluminum alloy, steel, plastic Weight: Approx. 2931g/103.4oz Package List： 1 x Motor 1 x Controller 1 x Finger Throttle 2 x Finger Throttle Accessory 1 x Chainring 1 x Freewheel 1 x Chain 1 x Connection Head